﻿/************************************************************************

   Extended Silverlight Toolkit

   Copyright (C) 2010-2012 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://extendedsilverlight.codeplex.com/license

   Please purchase a commercial version of this toolkit if you are using
   it in a commercial product. The commercial versions support the project,
   and also include more features for each control, priority support,
   source code, updates, removed watermark, and a proprietary license.

   Visit http://xceed.com and follow @datagrid on Twitter.

  **********************************************************************/

using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace Xceed.Silverlight.ListBox
{
  public class ZIndexStop : IComparable
  {
    #region Offset Property

    public double Offset
    {
      get;
      set;
    }

    #endregion

    #region ZIndexFactor Property

    //The ZIndex to use
    public double ZIndexFactor
    {
      get
      {
        return m_zIndexFactor;
      }
      set
      {
        if( ( value < 0 ) || ( value > 1 ) )
          throw new ArgumentOutOfRangeException( "ZIndex", "ZIndexFactor must be between 0 and 1, inclusively." );

        m_zIndexFactor = value;
      }
    }

    private double m_zIndexFactor;

    #endregion

    #region IComparable Members

    int IComparable.CompareTo( object obj )
    {
      ZIndexStop zindexStop = obj as ZIndexStop;
      if( zindexStop == null )
        throw new InvalidOperationException( "Cannot compare ZIndexStop with a type other than ZIndexStop." );

      if( this.Offset == zindexStop.Offset )
        return 0;

      return this.Offset < zindexStop.Offset ? -1 : 1;
    }

    #endregion
  }
}
